Results 31 to 40 of about 11,713 (257)

Experiment Research on Initiation and Micro-propagation of the Interface Crack in the Hard Cladding Material 5Cr2Ni08C/Q235

open access: yesMATEC Web of Conferences, 2016
The fracture samples of the hard cladding material 5Cr2Ni08C/Q235 are fabricated with the vacuum liquid phase sintering technology, three-point bending fracture experiments are conducted, the sample fracture morphology are observed with SEM.
Yang Junru   +3 more
doaj   +1 more source

New technique for detecting cracked teeth and evaluating the crack depth by contrast-enhanced cone beam computed tomography: an in vitro study

open access: yesBMC Oral Health, 2022
Background Cracked teeth may cause various clinical symptoms depending on the extension depth of the crack and the subsequent bacterial infections. However, techniques to reliably determine the extension depths of cracks in teeth before treatment are ...
Jie Zhou   +9 more
doaj   +1 more source

Study on Crack Tip Temperature Field and Microstructure Damage for Wind Turbine Composite Blade

open access: yes发电技术, 2019
The crack tip temperature field of blade with micro-defect based on the thermo-mechanical was studied. The microstructure damage mode of specimen fracture was proposed. The numerical model of the crack tip temperature field was established by the plastic
Linlin WANG   +5 more
doaj   +1 more source

A Crack Extension Prediction; Connecting Crown And Root Dimensions

open access: yesInternational Dental Journal
Aim or purpose: To evaluate the efficacy of advanced imaging techniques—Micro-Computed Tomography (Micro-CT), Dental Operative Microscopy (DOM), and Micro-Lens Cameras—in assessing crack propagation in dental structures and to derive a standard equation ...
Yuegui Jiang
doaj   +1 more source

The social context of crack using careers : an ethnographic study in London [PDF]

open access: yes
Despite over two decades of crack use in the UK, there is little UK-focused research and little understanding of crack careers, the social context of crack use and health-related risks.
Briggs, Daniel
core   +1 more source

A probabilistic model for the high cycle fatigue behaviour of cast aluminium alloys subject to complex loads [PDF]

open access: yes, 2013
Lien vers la version éditeur: http://www.sciencedirect.com/science/article/pii/S0142112312002472This article is dedicated to the high cycle fatigue behaviour of cast hypo-eutectic Al–Si alloys and in particular the AlSi7Cu05Mg03 alloy.
PESSARD, Etienne   +3 more
core   +1 more source

Atomic Simulation of Fatigue Crack Growth Mechanism of Single Crystal γ-TiAl Alloy

open access: yesJournal of Aeronautical Materials, 2018
In order to study the relationship of fatigue property、crack growth and organization form of TiAl alloy, the micro crack growth and micro deformation mechanism of single crystal γ-TiAl alloy with an embedded boundary crack under cyclic loading were ...
ZHANG Ling   +3 more
doaj   +1 more source

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

A study of fatigue crack propagation in quenched and tempered and controlled rolled HSLA steels. [PDF]

open access: yes, 1987
A range of HSLA steels reflecting the two major processing routes, quench and tempering and controlled rolling, have been tested in fatigue to assess their potential wider application in the offshore Industry.
Callister, D. R.
core  

Effect of micro-crack and reaction product on laser damage performance of optical glass during chemical etching

open access: yes, 2018
Chemical etching is usually utilized to improve the laser damage performance of optical glass by mitigating micro-cracks, while it inevitably produces some reaction products (RPs).
Chen, Zhi   +11 more
core   +1 more source

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